%0 Journal Article %T Retraction: Rapamycin-loaded nanoparticles for inhibition of neointimal hyperplasia in experimental vein grafts %A Junjie Zou %A Xiwei Zhang %A Hongyu Yang %A Yi Zhu %A Hao Ma %A Shui Wang %J Journal of Cardiothoracic Surgery %D 2012 %I BioMed Central %R 10.1186/1749-8090-7-17 %U http://www.cardiothoracicsurgery.org/content/7/1/17